Home / 268,420,957.16-370,377,708.98-150,939,282.92

Finding the Fourth Proportional to 268,420,957.16, 370,377,708.98 and 150,939,282.92

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Solution

The fourth proportional to 268,420,957.16, 370,377,708.98 and 150,939,282.92 is: 208,271,911.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,420,957.16 : 370,377,708.98 = 150,939,282.92 : x
  2. Step 2: Convert to fraction form
    268,420,957.16/370,377,708.98 = 150,939,282.92/x
  3. Step 3: Cross multiply
    268,420,957.16x = 370,377,708.98 × 150,939,282.92
  4. Step 4: Simplify right side
    268,420,957.16x = 55,904,545,800,387,064
  5. Step 5: Solve for x
    x = 55,904,545,800,387,064/268,420,957.16
  6. Step 6: Final answer
    x = 208,271,911.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.